Hyaluronic acid এর কাজ, ব্যবহারের নিয়ম

Rain water having a pH of less than 5.6 is called acid rain.

Bronsted-Lowry Acid A Bronsted-Lowry acid, like an Arrhenius acid, is a compound that breaks down to give an H+ in solution. ​Lewis Acid A Lewis acid refers to an atom or molecule that...

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Solution: We have Mass percent of HNO3=69% Hence mass of HNO3 in the solution is 69g Mass of water=100-69=31g Number of moles of HNO3 =69/63=1.09moles Density=mass/volume Volume=mass/density   =100/1.41=70.9ml Concentration (Molarity) = number of moles of solute/volume of the solution  ...

When reactive metals react with dilute hydrochloric acids, gives a salt and hydrogen gas Metal + Dilute acid → Salt + Hydrogen Reaction between Iron and H2SO4: Fe + H2SO4 → FeSO4 +...

Answer: (c) The functional group of butanone is ketone.

(a) cytoplasm

Titrating a neutral or basic amino acid against a weak base will dissociate only one functional group, whereas titration between acidic amino acid and a weak acid will dissociate two...

Although the addition of sulphuric acid will precipitate lead sulphate, the addition of acetic acid will ensure a complete precipitation of sulphur in the form of lead sulphate due to...